Tootfinder

A friend of mine built this thing called Pysey:
"A desktop emulator and development environment for Pygame-based video synthesis. PYSEY is for visual artists, musicians, and developers who work with EYESY-style video synthesis."
https://pysey-synth.com/

PYSEY Video Synthesizer - A desktop emulator and development environment for Pygame-based video synthesis
A desktop emulator and development environment for Pygame-based video synthesis. Audio-reactive visuals, Syphon output, MIDI control. Free and open-source.